package com.example.springbootdemo.mapper;

import com.example.springbootdemo.model.MessageInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;
@Mapper
public interface MessageMapper {
    @Insert("insert into message_info(`from`, `to`, `message`) values (#{from}, #{to}, #{message})")
    void insertMessage(MessageInfo message);

    @Select("select * from message_info where delete_flag = 0")
    List<MessageInfo> selectAllMessage();
}
